from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Loss or lack of stability or equilibrium.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. the loss of equilibrium or stability, especially due to an imbalance of forces
from The Century Dictionary and Cyclopedia
- n. An imperfect equilibrium, as of intellectual and moral faculties.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. loss of equilibrium attributable to an unstable situation in which some forces outweigh others
dis- + equilibrium (Wiktionary)